---
title: sensitivity
framework: healthkit
role: symbol
role_heading: Instance Property
path: healthkit/hkaudiogramsensitivitytest/sensitivity
---

# sensitivity

## Declaration

```swift
@NSCopying var sensitivity: HKQuantity { get }
```

## Discussion

Discussion Ear sensitivity measured in dB from a baseline of 0 dB. Reduced hearing sensitivity corresponds to an increase from 0 dB. The unit of measurement is HKUnit.decibelHearingLevelUnit or “dBHL”.